Gaya APA

Jaffe, E, D. (1993). How to prepare for the graduate management admission test (GMAT) (Weeding) (9th ed.). Jakarta: Binarupa Aksara.

Gaya MLA

Jaffe, Eugene, D.. "How to prepare for the graduate management admission test (GMAT) (Weeding)". 9th ed. Jakarta: Binarupa Aksara, 1993. Text.